液压挖掘机动臂节能方案分析与新方案设计
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摘要
液压挖掘机动臂升降频繁,动臂下降势能会引起能量的巨大浪费和系统发热,因此研究切实可行的动臂势能回收再利用方案,对提高液压挖掘机的节能性和可靠性意义重大。本文综述和分析了电力式、液压式和流量再生式三种主要的动臂节能方案的工作原理和特点,并提出了平衡驱动-流量再生混合式动臂节能方案,其兼具平衡驱动方案和流量再生方案的优势,将具有更好的节能效果,最后指出了该混合式节能方案的重点研究方向。
引文
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[10]陈欠根,李百儒,宋长春,等.新型液压挖掘机动臂势能回收再利用系统研究[J].广西大学学报(自然科学版),2013,38(2):292-299.
[11]夏连鹏,权龙,张晓刚,熊晓燕,王永进.液气复合驱动液压挖掘机动臂运行特性及能效[J].机械工程学报,2017,53(20):176-183.
[12]王永进,权龙,李爱峰,等.大型矿用液压挖掘机动臂升降控制方案研究[J].机械工程学报,2013,49(12):161-166.
[2]Hitachi construction machinery Co.Ltd.Development of battery driven construction machinery for CO2 reduction[J].Technical report for development of technical measure for global warming control,2005.
[3]LIN Tianliang,WANG Qingfeng,HU Baozan,et al.Research on the energy regeneration systems for hybrid hydraulic excavators[J].Automation in Construction,2010,19(8):1016-1026.
[4]LIN Tianliang,WANG Qingfeng.Hydraulic accumulator-motor-generator energy regeneration system for a hybrid hydraulic excavator[J].Chinese Journal of Mechanical Engineering,2012,25(6):1121-1129.
[5]Wang Tao,Wang Qingfeng.Design and analysis of compound potential energy regeneration system for hybrid hydraulic excavator[J].Proceedings of the Institution of Mechanical Engineers,Part I:Journal of Systems and Control Engineering,2012,226(10):1323-1334.
[6]Wang Tao,Wang Qingfeng,Lin Tianliang.Improvement of boom control performance for hybrid hydraulic excavator with potential energy recovery[J].Automation in Construction,2013,30:161-169.
[7]王庆丰.油电混合动力挖掘机的关键技术研究[J].机械工程学报,2013,49(20):123-129.
[8]Bruun L.Swedish developed energy saving system in Caterpillars excavators[J].Fluid Scandinavia,2002(2):6-9.
[9]Liang X G,Virvalo T.An energy recovery system for a hydraulic crane[J].Proc IMech E Part C:Journal of Mechanical Engineering Science,2001,215(6):737-744.
[10]陈欠根,李百儒,宋长春,等.新型液压挖掘机动臂势能回收再利用系统研究[J].广西大学学报(自然科学版),2013,38(2):292-299.
[11]夏连鹏,权龙,张晓刚,熊晓燕,王永进.液气复合驱动液压挖掘机动臂运行特性及能效[J].机械工程学报,2017,53(20):176-183.
[12]王永进,权龙,李爱峰,等.大型矿用液压挖掘机动臂升降控制方案研究[J].机械工程学报,2013,49(12):161-166.